Results 11 to 20 of about 1,773,010 (305)

Real-Time Experimental Monitoring for Water Absorption Evolution Behaviors of Sandstone in Mogao Grottoes, China

open access: yesEnergies, 2022
Rock mass has typical pore structure, and the induced coupling effects of fluid and solid matrix appear in the disaster evolution process of deep energy exploitation and overground rock hydration.
Nai Hao   +5 more
doaj   +1 more source

Strength and water absorption rate of concrete made from palm oil fuel ash [PDF]

open access: yes, 2017
Concrete is one of the most important materials for construction industry. The material in the mixture of concrete includes cement, sand and coarse aggregate.
Manap, Norpadzlihatun   +2 more
core   +2 more sources

FACTORS WATER CHARACTERISTIC AS PREDICTING DIARRHEA UNDER 5 YEARS

open access: yesJurnal Riset Kesehatan, 2021
Risk Factors diarrhea deaths associated to unsafe water and inadequate sanitation. Water supply is very important to decrease of diarrhea disease. Living around canal is a one of risk diarrhea incident.
Nugroho Susanto
doaj   +1 more source

Water absorption and drying shrinkage of recycled foamed aggregate concrete [PDF]

open access: yes, 2018
This paper presents some experimental results and discusses the used of recycled foamed aggregates as natural coarse aggregates replacement in producing concrete. The physical properties of recycled foamed aggregates concrete were investigated.
Chai, Teck Jung   +2 more
core   +1 more source

Capillary Water Absorption Characteristics of Recycled Concrete in Freeze-Thaw Environment

open access: yesAdvances in Materials Science and Engineering, 2020
In order to study the capillary water absorption characteristics of recycled concrete (RAC) with different replacement rates of recycled coarse aggregate (0, 20%, 40%, and 60%) in freeze-thaw environment, the standard test method of measuring the water ...
Qianhui Xiao   +3 more
doaj   +1 more source

Study on Moisture Absorption and Water Absorption of PMMA Wood-plastic Composites Based on TD-NMR

open access: yesChinese Journal of Magnetic Resonance, 2023
In this study, time-domain nuclear magnetic resonance (TD-NMR) technology was employed to explore the moisture state and spin-spin relaxation (T2) characteristics of polymethyl methacrylate (PMMA) wood-plastic composites during the moisture absorption ...
ZHAO Wanlei   +3 more
doaj   +1 more source

Emission from Water Vapor and Absorption from Other Gases at 5-7.5 Microns in Spitzer-IRS Spectra of Protoplanetary Disks [PDF]

open access: yes, 2014
We present spectra of 13 T Tauri stars in the Taurus-Auriga star-forming region showing emission in Spitzer Space Telescope Infrared Spectrograph (IRS) 5-7.5 micron spectra from water vapor and absorption from other gases in these stars' protoplanetary ...
Calvet, N.   +10 more
core   +2 more sources

SAMSON: Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae [PDF]

open access: yes, 2018
This paper presents SAMSON, a Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae within a water sample. Designed to be portable and low-cost for on-site use, the optical sub-system of SAMSON consists of a mixture of low-cost ...
Deglint, Jason L.   +4 more
core   +3 more sources

Hot water lower limit temperature characteristics of hot water fired absorption chiller using multi-stage absorption

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The design limits of a hot water fired absorption chiller in a cycle simulation were examined. The authors have already proposed how to determine the lowest limiting value of the smaller of the two temperature differences to get a logarithmic mean ...
Shuji ESAKI   +3 more
doaj   +1 more source

Hydrogen contamination in Ge-doped SiO[sub 2] thin films prepared by helicon activated reactive evaporation [PDF]

open access: yes, 2015
Germanium-doped silicon oxidethin films were deposited at low temperature by using an improved helicon plasma assisted reactive evaporation technique.
Boswell, R.   +5 more
core   +1 more source

Home - About - Disclaimer - Privacy